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Recommended BetaLED® Lumen Maintenance Factors (TD-13)


BetaLED Recommended Lumen Maintenance Factors (LMF) (TD-13) are calculations derived from our LED chip manufacturer’s lumen maintenance data and long-term lumen maintenance projection. Refer to our map and zone charts to select the appropriate lumen depreciation factor based on your anticipated application life, average ambient nighttime temperature, product family and selected drive current.

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Click to download New Zealand's Average Night Time Temperature map


LED Applications



Corporate Campuses




Interior High Bay


Parking Structure


Petroleum & Convenience Store


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Entire Site Lighting


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